Finding the Third Proportional to 73,920 and 158,064

Step by Step Solution

1. Step 1: Write the proportion equation
   73,920 : 158,064 = 158,064 : x
2. Step 2: Convert to fraction form
   73,920/158,064 = 158,064/x
3. Step 3: Cross multiply
   73,920x = 158,064 × 158,064
4. Step 4: Simplify right side
   73,920x = 24,984,228,096
5. Step 5: Solve for x
   x = 24,984,228,096/73,920
6. Step 6: Final answer
   x = 337,990.10